Native Plants
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Elodea nuttallii
Elodea nuttallii (Planch.) H. St. John
Western Waterweed
Hydrocharitaceae (Tape-Grass Family)
Synonym(s): Anacharis nuttallii, Anacharis occidentalis, Elodea columbiana, Elodea minor, Elodea occidentalis, Philotria angustifolia, Philotria minor, Philotria nuttallii, Philotria occidentalis, Udora verticillata var. minor
USDA Symbol: ELNU2
USDA Native Status: L48 (N), CAN (N)
From the Image Gallery
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Plant Characteristics
Duration: PerennialHabit: Herb
Fruit Type: Capsule
Size Notes: Aquatic stems up to about 18 inches long.
Fruit: Berrylike.
Bloom Information
Bloom Color: WhiteBloom Time: Jun , Jul , Aug , Sep
Distribution
USA: AL , AR , CA , CO , CT , DC , DE , IA , ID , IL , IN , KS , KY , MA , MD , ME , MI , MN , MO , MS , MT , NC , ND , NE , NH , NJ , NM , NY , OH , OK , OR , PA , RI , SD , TN , VA , VT , WA , WI , WV , WYCanada: NB , NS , PE
Growing Conditions
Aquatic: yesNational Wetland Indicator Status
Region: | AGCP | AK | AW | CB | EMP | GP | HI | MW | NCNE | WMVE |
Status: | OBL | OBL | OBL | OBL | OBL | OBL | OBL |
Web Reference
Webref 38 - Flora of North America (2019) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter
Additional resources
USDA: Find Elodea nuttallii in USDA PlantsFNA: Find Elodea nuttallii in the Flora of North America (if available)
Google: Search Google for Elodea nuttallii
Metadata
Record Modified: 2023-04-05Research By: TWC Staff